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# Copyright 2012 the V8 project authors. All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.


import multiprocessing
import os
import threading
import time

from . import commands
from . import utils


class Job(object):
def __init__(self, command, dep_command, test_id, timeout, verbose):
self.command = command
self.dep_command = dep_command
self.id = test_id
self.timeout = timeout
self.verbose = verbose


def RunTest(job):
try:
start_time = time.time()
if job.dep_command is not None:
dep_output = commands.Execute(job.dep_command, job.verbose, job.timeout)
# TODO(jkummerow): We approximate the test suite specific function
# IsFailureOutput() by just checking the exit code here. Currently
# only cctests define dependencies, for which this simplification is
# correct.
if dep_output.exit_code != 0:
return (job.id, dep_output, time.time() - start_time)
output = commands.Execute(job.command, job.verbose, job.timeout)
return (job.id, output, time.time() - start_time)
except Exception, e:
print(">>> EXCEPTION: %s" % e)
return (-1, -1, 0)


class Runner(object):

def __init__(self, suites, progress_indicator, context):
self.tests = [ t for s in suites for t in s.tests ]
self._CommonInit(len(self.tests), progress_indicator, context)

def _CommonInit(self, num_tests, progress_indicator, context):
self.indicator = progress_indicator
progress_indicator.runner = self
self.context = context
self.succeeded = 0
self.total = num_tests
self.remaining = num_tests
self.failed = []
self.crashed = 0
self.terminate = False
self.lock = threading.Lock()

def Run(self, jobs):
self.indicator.Starting()
self._RunInternal(jobs)
self.indicator.Done()
return not self.failed

def _RunInternal(self, jobs):
pool = multiprocessing.Pool(processes=jobs)
test_map = {}
queue = []
for test in self.tests:
assert test.id >= 0
test_map[test.id] = test
command = self.GetCommand(test)
timeout = self.context.timeout
if ("--stress-opt" in test.flags or
"--stress-opt" in self.context.mode_flags or
"--stress-opt" in self.context.extra_flags):
timeout *= 4
if test.dependency is not None:
dep_command = [ c.replace(test.path, test.dependency) for c in command ]
else:
dep_command = None
job = Job(command, dep_command, test.id, timeout, self.context.verbose)
queue.append(job)
try:
kChunkSize = 1
it = pool.imap_unordered(RunTest, queue, kChunkSize)
for result in it:
test_id = result[0]
if test_id < 0:
raise BreakNowException("User pressed Ctrl+C or IO went wrong")
test = test_map[test_id]
self.indicator.AboutToRun(test)
test.output = result[1]
test.duration = result[2]
if test.suite.HasUnexpectedOutput(test):
self.failed.append(test)
if test.output.HasCrashed():
self.crashed += 1
else:
self.succeeded += 1
self.remaining -= 1
self.indicator.HasRun(test)
except:
pool.terminate()
pool.join()
raise
return


def GetCommand(self, test):
d8testflag = []
shell = test.suite.shell()
if shell == "d8":
d8testflag = ["--test"]
if utils.IsWindows():
shell += ".exe"
cmd = ([self.context.command_prefix] +
[os.path.join(self.context.shell_dir, shell)] +
d8testflag +
test.suite.GetFlagsForTestCase(test, self.context) +
[self.context.extra_flags])
cmd = [ c for c in cmd if c != "" ]
return cmd


class BreakNowException(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return repr(self.value)

Change log

r12643 by jkumme...@chromium.org on Oct 1, 2012   Diff
Version 3.14.1

Don't set -m32 flag when compiling with
Android ARM compiler. (Chromium issue
143889)

Restore the descriptor array before
returning allocation failure. (Chromium
issue 151750)

Lowered kMaxVirtualRegisters (v8 issue
2139, Chromium issues 123822 and 128252).
...
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